Record #2322

Date:
18/04/1934
Record Type:
Letter
From/By:
Arthur S. Dickinson
To:
B. Rosenberg
Reel:
Reel 10
Frame Start:
10-1576
Legacy ID:
2335
Legacy Year:
1934
Legacy Index:
Inventions

Regarding Rosenberg's communications concerning his work in the area of fire prevention and protection. He has an attachment to motion picture projectors preventing against fire. Dickinson hopes for a demonstration of the device.

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